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Servers and applications

CVE-2002-0935

Apache Tomcat 4.0.3, and possibly other versions before 4.1.3 beta, allows remote attackers to cause a denial of service (resource exhaustion) via a large number of requests to the server with null characters, which causes the working threads to hang.

Severity
Medium 5.0
Published
4 Oct 2002
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
7.9% in the next 30 daysHigher than 94% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Apache TomcatServers and applications · cpe:a:apache:tomcat
  • Version 4.0.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2002-0935
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2002-0935